had been muddying

• past perfect progressive

  past perfect progressive

  Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.

  of muddy.
  muddy

  adjective

  abounding in or covered with mud.

Related Words

• dirty
• dull
• filthy
• flat
• gloomy
• marshy
• sloppy
• sodden
• soggy
• swampy